BE742898A - - Google Patents

Info

Publication number
BE742898A
BE742898A BE742898DA BE742898A BE 742898 A BE742898 A BE 742898A BE 742898D A BE742898D A BE 742898DA BE 742898 A BE742898 A BE 742898A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE742898A publication Critical patent/BE742898A/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F04C2/165—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type having more than two rotary pistons with parallel axes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22—Component parts, details or accessories; Auxiliary operations
    • B29B7/26—Component parts, details or accessories; Auxiliary operations for discharging, e.g. doors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
    • F04C13/001—Pumps for particular liquids
    • F04C13/002—Pumps for particular liquids for homogeneous viscous liquids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
BE742898D 1968-12-12 1969-12-10 BE742898A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2497268 1968-12-12

Publications (1)

Publication Number Publication Date
BE742898A true BE742898A (en) 1970-05-14

Family

ID=11215299

Family Applications (1)

Application Number Title Priority Date Filing Date
BE742898D BE742898A (en) 1968-12-12 1969-12-10

Country Status (7)

Country Link
US (1) US3582244A (en)
BE (1) BE742898A (en)
DE (1) DE1962464A1 (en)
FR (1) FR2025983A1 (en)
GB (1) GB1261976A (en)
IE (1) IE33671B1 (en)
NL (1) NL160174C (en)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4944657A (en) * 1989-03-01 1990-07-31 Mowli John C Two-stage pumping apparatus with low shear first stage
US5267837A (en) * 1992-09-23 1993-12-07 Mowli John C Two-stage pumping apparatus with non-meshing first stage augers
PT1453883E (en) 2000-12-07 2013-03-04 Grupo Petrotemex Sa De Cv Low cost polyester process using a pipe reactor
US6906164B2 (en) 2000-12-07 2005-06-14 Eastman Chemical Company Polyester process using a pipe reactor
US6599112B2 (en) 2001-10-19 2003-07-29 Imperial Research Llc Offset thread screw rotor device
US7074879B2 (en) * 2003-06-06 2006-07-11 Eastman Chemical Company Polyester process using a pipe reactor
US7135541B2 (en) 2003-06-06 2006-11-14 Eastman Chemical Company Polyester process using a pipe reactor
US7332548B2 (en) * 2004-03-04 2008-02-19 Eastman Chemical Company Process for production of a polyester product from alkylene oxide and carboxylic acid
US20060264662A1 (en) * 2005-05-19 2006-11-23 Gibson Philip E Esterification of an enriched composition
US7304178B2 (en) * 2005-05-19 2007-12-04 Eastman Chemical Company Enriched isophthalic acid composition
US7897809B2 (en) * 2005-05-19 2011-03-01 Eastman Chemical Company Process to produce an enrichment feed
US7919652B2 (en) * 2005-05-19 2011-04-05 Eastman Chemical Company Process to produce an enriched composition through the use of a catalyst removal zone and an enrichment zone
US7880031B2 (en) * 2005-05-19 2011-02-01 Eastman Chemical Company Process to produce an enrichment feed
US7557243B2 (en) * 2005-05-19 2009-07-07 Eastman Chemical Company Enriched terephthalic acid composition
US20060264656A1 (en) * 2005-05-19 2006-11-23 Fujitsu Limited Enrichment process using compounds useful in a polyester process
US7834208B2 (en) 2005-05-19 2010-11-16 Eastman Chemical Company Process to produce a post catalyst removal composition
US7432395B2 (en) * 2005-05-19 2008-10-07 Eastman Chemical Company Enriched carboxylic acid composition
US7741516B2 (en) * 2005-05-19 2010-06-22 Eastman Chemical Company Process to enrich a carboxylic acid composition
US20060264664A1 (en) * 2005-05-19 2006-11-23 Parker Kenny R Esterification of an exchange solvent enriched composition
US7884231B2 (en) * 2005-05-19 2011-02-08 Eastman Chemical Company Process to produce an enriched composition
US7888529B2 (en) * 2006-03-01 2011-02-15 Eastman Chemical Company Process to produce a post catalyst removal composition
US7649109B2 (en) * 2006-12-07 2010-01-19 Eastman Chemical Company Polyester production system employing recirculation of hot alcohol to esterification zone
US20080139780A1 (en) * 2006-12-07 2008-06-12 Debruin Bruce Roger Polyester production system employing short residence time esterification
US7943094B2 (en) 2006-12-07 2011-05-17 Grupo Petrotemex, S.A. De C.V. Polyester production system employing horizontally elongated esterification vessel
US7863477B2 (en) * 2007-03-08 2011-01-04 Eastman Chemical Company Polyester production system employing hot paste to esterification zone
US7829653B2 (en) * 2007-07-12 2010-11-09 Eastman Chemical Company Horizontal trayed reactor
US7868130B2 (en) * 2007-07-12 2011-01-11 Eastman Chemical Company Multi-level tubular reactor with vertically spaced segments
US7872090B2 (en) * 2007-07-12 2011-01-18 Eastman Chemical Company Reactor system with optimized heating and phase separation
US7872089B2 (en) 2007-07-12 2011-01-18 Eastman Chemical Company Multi-level tubular reactor with internal tray
US7842777B2 (en) * 2007-07-12 2010-11-30 Eastman Chemical Company Sloped tubular reactor with divided flow
US7868129B2 (en) * 2007-07-12 2011-01-11 Eastman Chemical Company Sloped tubular reactor with spaced sequential trays
US7858730B2 (en) * 2007-07-12 2010-12-28 Eastman Chemical Company Multi-level tubular reactor with dual headers
US7847053B2 (en) * 2007-07-12 2010-12-07 Eastman Chemical Company Multi-level tubular reactor with oppositely extending segments
US10010812B2 (en) 2014-05-08 2018-07-03 Eastman Chemical Company Furan-2,5-dicarboxylic acid purge process
US9944615B2 (en) 2014-05-08 2018-04-17 Eastman Chemical Company Purifying crude furan 2,5-dicarboxylic acid by hydrogenation and a purge zone
US9604202B2 (en) 2014-05-08 2017-03-28 Eastman Chemical Company Furan-2,5-dicarboxylic acid purge process
US20190023837A1 (en) 2017-07-20 2019-01-24 Eastman Chemical Company Production of polyethylene furanoate in a retrofitted polyester plant
US10344011B1 (en) 2018-05-04 2019-07-09 Eastman Chemical Company Furan-2,5-dicarboxylic acid purge process
US10526301B1 (en) 2018-10-18 2020-01-07 Eastman Chemical Company Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant
DE102019210873A1 (en) * 2019-07-23 2021-01-28 Audi Ag Screw pump for conveying a fluid and a corresponding screw pump arrangement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2231357A (en) * 1938-02-04 1941-02-11 Leistritz Maschfabrik Paul Kneading pump
US2384254A (en) * 1942-04-20 1945-09-04 Self Priming Pump & Eng Co Ltd Motor-driven centrifugal pump for liquid
US2588888A (en) * 1949-02-08 1952-03-11 Laval Steam Turbine Co Pump
US2693762A (en) * 1951-10-25 1954-11-09 Laval Steam Turbine Co Nonpositive screw pump and motor
US3198582A (en) * 1962-09-12 1965-08-03 Warren Pumps Inc Screw pump

Also Published As

Publication number Publication date
FR2025983A1 (en) 1970-09-11
IE33671B1 (en) 1974-09-18
IE33671L (en) 1970-06-12
DE1962464A1 (en) 1970-07-02
GB1261976A (en) 1972-02-02
NL160174C (en) 1979-10-15
NL160174B (en) 1979-05-15
NL6901689A (en) 1970-06-16
US3582244A (en) 1971-06-01

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